From 8c918c1fadebfb076cafcb347b8aac0e8ac28882 Mon Sep 17 00:00:00 2001
From: realtradam <github@tradam.dev>
Date: Fri, 17 Dec 2021 00:46:33 -0500
Subject: Added Boid and Sprite component and systems

---
 app/components/boid.rb            | 4 ++++
 app/main.rb                       | 2 ++
 app/systems/update_boid_sprite.rb | 9 +++++++++
 app/tick.rb                       | 2 +-
 4 files changed, 16 insertions(+), 1 deletion(-)
 create mode 100644 app/components/boid.rb
 create mode 100644 app/systems/update_boid_sprite.rb

diff --git a/app/components/boid.rb b/app/components/boid.rb
new file mode 100644
index 0000000..99701df
--- /dev/null
+++ b/app/components/boid.rb
@@ -0,0 +1,4 @@
+FF::Cmp.new('Boid',
+            x: 0, y: 0,
+            vx: 0, vy: 0,
+            cx: 0, cy: 0)
diff --git a/app/main.rb b/app/main.rb
index 8491866..972a496 100644
--- a/app/main.rb
+++ b/app/main.rb
@@ -3,7 +3,9 @@ require 'app/felflame.rb'
 require 'app/scenes/scenes.rb'
 
 require 'app/components/sprite.rb'
+require 'app/components/boid.rb'
 
 require 'app/systems/render.rb'
+require 'app/systems/update_boid_sprite.rb'
 
 require 'app/tick.rb'
diff --git a/app/systems/update_boid_sprite.rb b/app/systems/update_boid_sprite.rb
new file mode 100644
index 0000000..d600fa6
--- /dev/null
+++ b/app/systems/update_boid_sprite.rb
@@ -0,0 +1,9 @@
+FF::Scn::Render.add(
+  FF::Sys.new('UpdateBoidSprite', priority: 98) do
+    FF::Cmp::Boid.each do |boid|
+      boid.entities[0].components[FF::Cmp::Sprite][0].props[:x] = boid.x
+      boid.entities[0].components[FF::Cmp::Sprite][0].props[:y] = boid.y
+      # based on direction of the vector, needs to update the rotation of sprite too
+    end
+  end
+)
diff --git a/app/tick.rb b/app/tick.rb
index 7bb1cf4..a528a22 100644
--- a/app/tick.rb
+++ b/app/tick.rb
@@ -1,4 +1,4 @@
-FF::Ent.new(FF::Cmp::Sprite.new)
+FF::Ent.new(FF::Cmp::Sprite.new, FF::Cmp::Boid.new)
 def tick args
   FelFlame::Stage.call
 end
-- 
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